Skype
Freemium
Skype is an instant messaging and VOIP (Voice Over Internet Protocol) client to communicate with people in a distant place.
fluxday
Open Source
fluxday is a user-friendly, free & opensource task & productivity management tool for growing startups.
eXo Platform
Commercial
eXo Platform is an open source, standard-based, Enterprise Social Collaboration Platform.
Dialog Messenger
Free Personal
Dialog Messenger is a handy and feature-rich enterprise multi-device messenger available for server or cloud.
Slack
Freemium
Slack is a cloud-based team collaboration tool.
Rocket.Chat
Open Source
Rocket.Chat free open source chat solution.
Bitrix24
Freemium
Bitrix24 is a free (for small businesses) social enterprise platform.
buckets.co
Free
buckets.co helps you optimize workflows & collaboration at all levels.
Compare Hibox with alternatives
Compare Dialog Messenger and Hibox and decide which is most suitable for you.